diff --git a/src/main/scala/gitbucket/core/controller/RepositoryViewerController.scala b/src/main/scala/gitbucket/core/controller/RepositoryViewerController.scala
index 90a8cce..a6a460a 100644
--- a/src/main/scala/gitbucket/core/controller/RepositoryViewerController.scala
+++ b/src/main/scala/gitbucket/core/controller/RepositoryViewerController.scala
@@ -696,7 +696,7 @@
 
       git.archive
          .setFormat(suffix.tail)
-         .setTree(revCommit.getTree)
+         .setTree(revCommit)
          .setOutputStream(response.getOutputStream)
          .call()
     }